OT-2026-000055787
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000055787) never changes.
Identity and time
| Publication number | OT-2026-000055787 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09cb-7fc2-9811-483b120bebae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055787 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9dc8b403a99653d5bfb83205bd2dd7073858b08e072a0f15380905f56ff2aeaf |
|---|---|
| Markdown | a2a39487fa812aa88b38253455a91cbefacb8740e3a3dcd724a966e8ae0c9413 |
| Publication page | 3749569688e79ec143213b77136217f400a5d30b92e815f4247eb9aa4a73db28 |
| Manifest | 9c771be963e3859c99cf59b5edb4c4d9618606def86906a463532f333d40e656 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | yCCKoVacA5krcTRcSaE5kQ+CN3BBgm1lBIk+q9WMoIHdM1wvfFqWcUUmj7ZxXm2LUu3NvyJd5rRYDqujpm/WBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:09.390165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055787observed 3749569688e79ec143213b77136217f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:09.372879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055787/manifest.jsonobserved 9c771be963e3859c99cf59b5edb4c4d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:09.356930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055787/publication.mdobserved a2a39487fa812aa88b38253455a91cbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:09.340554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055787/publication.txtobserved 9dc8b403a99653d5bfb83205bd2dd707...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|